UA90877C2 - Channel estimation for interference cancellation - Google Patents

Channel estimation for interference cancellation

Info

Publication number
UA90877C2
UA90877C2 UAA200708280A UAA200708280A UA90877C2 UA 90877 C2 UA90877 C2 UA 90877C2 UA A200708280 A UAA200708280 A UA A200708280A UA A200708280 A UAA200708280 A UA A200708280A UA 90877 C2 UA90877 C2 UA 90877C2
Authority
UA
Ukraine
Prior art keywords
channel estimation
interference cancellation
crc
correctly decoded
demodulated symbols
Prior art date
Application number
UAA200708280A
Other languages
Russian (ru)
Ukrainian (uk)
Inventor
Джон Эдвард Сми
Генри Девид Пфистер
Цзилей Хоу
Стефано Томазин
Original Assignee
Квелкомм Инкорпорейтед
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Квелкомм Инкорпорейтед filed Critical Квелкомм Инкорпорейтед
Publication of UA90877C2 publication Critical patent/UA90877C2/en

Links

Landscapes

  • Mobile Radio Communication Systems (AREA)
  • Noise Elimination (AREA)
  • Monitoring And Testing Of Transmission In General (AREA)
  • Transmitters (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)

Abstract

A method and system for interference cancellation (1C). Based on an improved channel estimation, obtained from demodulated symbols that have correctly decoded (CRC).
UAA200708280A 2004-12-23 2005-12-22 Channel estimation for interference cancellation UA90877C2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US63866604P 2004-12-23 2004-12-23

Publications (1)

Publication Number Publication Date
UA90877C2 true UA90877C2 (en) 2010-06-10

Family

ID=39055686

Family Applications (4)

Application Number Title Priority Date Filing Date
UAA200708276A UA92477C2 (en) 2004-12-23 2005-12-22 Method and apparatus for power control of a transmit sub-channel in a system for interference cancallation
UAA200708220A UA91207C2 (en) 2004-12-23 2005-12-22 Combined interference cancellation over a pilot-signal transmission channel, over a service signal transmission channel and over a traffic channel
UAA200708280A UA90877C2 (en) 2004-12-23 2005-12-22 Channel estimation for interference cancellation
UAA200708216A UA87886C2 (en) 2004-12-23 2005-12-22 Method for interference cancellation (embodiments) and a base station

Family Applications Before (2)

Application Number Title Priority Date Filing Date
UAA200708276A UA92477C2 (en) 2004-12-23 2005-12-22 Method and apparatus for power control of a transmit sub-channel in a system for interference cancallation
UAA200708220A UA91207C2 (en) 2004-12-23 2005-12-22 Combined interference cancellation over a pilot-signal transmission channel, over a service signal transmission channel and over a traffic channel

Family Applications After (1)

Application Number Title Priority Date Filing Date
UAA200708216A UA87886C2 (en) 2004-12-23 2005-12-22 Method for interference cancellation (embodiments) and a base station

Country Status (2)

Country Link
CN (4) CN101120514B (en)
UA (4) UA92477C2 (en)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8611305B2 (en) * 2005-08-22 2013-12-17 Qualcomm Incorporated Interference cancellation for wireless communications
US8503591B2 (en) * 2008-08-19 2013-08-06 Qualcomm Incorporated Enhanced geran receiver using channel input beamforming
US8625724B2 (en) * 2009-03-10 2014-01-07 Qualcomm Incorporated Adaptive tracking steps for time and frequency tracking loops
US8831149B2 (en) 2009-09-03 2014-09-09 Qualcomm Incorporated Symbol estimation methods and apparatuses
US8457256B2 (en) * 2010-08-25 2013-06-04 Intel Corporation Channel-adaptive likelihood determination
CN102088787B (en) * 2010-12-10 2014-08-20 中兴通讯股份有限公司 Method and system for demodulating uplink data channel in wideband code division multiple access system
CN102098083B (en) * 2010-12-27 2015-01-07 华为技术有限公司 Reconstruction method and device of enhanced dedicated channel
US9497765B2 (en) * 2011-08-17 2016-11-15 Qualcomm Incorporated Network coordination for improved interference cancellation
US9100231B2 (en) * 2011-11-04 2015-08-04 Qualcomm Incorporated Hybrid approach for physical downlink shared channel (PDSCH) interference cancellation
CN103166693B (en) * 2013-03-01 2016-05-25 深圳市睿海智电子科技有限公司 A kind of Zigbee receiving system and method thereof of many inputs
CN103152076B (en) * 2013-03-01 2015-12-02 深圳市睿海智电子科技有限公司 A kind of Ethernet radio network gateway based on multi input ZigBee technology
CN105680902B (en) * 2016-01-26 2018-09-07 惠州Tcl移动通信有限公司 A kind of method and system of information signal spread spectrum and despreading
CN110531428B (en) * 2019-07-08 2021-09-28 山东省地质矿产勘查开发局八〇一水文地质工程地质大队 Underground water detection monitoring system and detection monitoring method
CN113378867B (en) * 2020-02-25 2023-08-22 北京轻舟智航智能技术有限公司 Asynchronous data fusion method and device, storage medium and electronic equipment
CN112367679B (en) * 2020-11-27 2023-05-26 中国联合网络通信集团有限公司 Method and device for evaluating number of accessible users

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU1232499A (en) * 1998-10-26 2000-05-15 Nokia Corporation Channel estimation in a cellular communication system
US6963546B2 (en) * 2000-03-15 2005-11-08 Interdigital Technology Corp. Multi-user detection using an adaptive combination of joint detection and successive interface cancellation
US6788733B1 (en) * 2000-11-09 2004-09-07 Qualcomm, Incorporated Method and apparatus for interference cancellation in a communication system

Also Published As

Publication number Publication date
CN101124741B (en) 2012-07-04
CN101128991B (en) 2015-04-08
CN101128991A (en) 2008-02-20
UA87886C2 (en) 2009-08-25
UA91207C2 (en) 2010-07-12
UA92477C2 (en) 2010-11-10
CN101120514A (en) 2008-02-06
CN101128990A (en) 2008-02-20
CN101120514B (en) 2012-03-21
CN101124741A (en) 2008-02-13

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